Example Sentences

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The exchange of DNA between homologous pairs of chromosomes is called genetic recombination, which occurs by the crossing over of DNA between homologous strands of DNA, such as nonsister chromatids.

From Textbooks • Jun. 9, 2022

“Long after speciation, even nonsister species can actually exchange genes, some of which are useful,” James Mallet, an evolutionary biologist at Harvard, told me.

From New York Times • Aug. 14, 2014